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» J-Sim: A Simulation Environment for Wireless Sensor Networks
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PERCOM
2004
ACM
14 years 8 months ago
Analyzing Connectivity-Based Multi-Hop Ad-hoc Positioning
We investigate the theoretical limits of positioning algorithms. In particular, we study scenarios where the nodes do not receive anchors directly (multi-hop) and where no physica...
Regina Bischoff, Roger Wattenhofer
IPPS
2009
IEEE
14 years 3 months ago
Unit disk graph and physical interference model: Putting pieces together
Modeling communications in wireless networks is a challenging task since it asks for a simple mathematical object on which efficient algorithms can be designed, but that must also...
Emmanuelle Lebhar, Zvi Lotker
GISCIENCE
2008
Springer
112views GIS» more  GISCIENCE 2008»
13 years 10 months ago
Decentralized Movement Pattern Detection amongst Mobile Geosensor Nodes
Movement patterns, like flocking and converging, leading and following, are examples of high-level process knowledge derived from lowlevel trajectory data. Conventional techniques...
Patrick Laube, Matt Duckham, Thomas Wolle
CSE
2009
IEEE
14 years 3 months ago
A Network-Aware Distributed Membership Protocol for Collaborative Defense
— To counteract current trends in network malware, distributed solutions have been developed that harness the power of collaborative end-host sensors. While these systems greatly...
David Zage, Carl Livadas, Eve M. Schooler
AUTONOMICS
2007
ACM
14 years 25 days ago
Facet: towards a smart camera network of mobile phones
Smart camera networks provide the opportunity to detect, classify, and trace visual events by means of a wireless network of embedded computing devices equipped with camera sensor...
Philipp Bolliger, Moritz Köhler, Kay Röm...